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Aquarium Heaters
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Pet Supplies
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Fish & Aquatic Pet Supplies
Aquarium Heaters
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Aqueon 06104 Submersible Aquarium Heaters, 300 Watt
(730)
$48.97
View Deals
Aqueon 06102 Submersible Aquarium Heaters, 150-Watt
(730)
$44.99
Avg. Savings $8.37
Penn Plax Cascade Preset SubmersibleAquarium Heater, 300-Watt
(268)
$18.83
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Penn Plax Cascade Preset Submersible Aquarium Heater, 50-Watt
(254)
$19.40
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Hydor ETH 200 In-Line External Aquarium Heater, 200w, 1/2" hose
(246)
$64.49
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Hydor ETH 200 In-Line External Aquarium Heater, 200w, 5/8" hose - Original ETH 201
(244)
$54.70
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ViaAqua 100-Watt Quartz Glass Submersible Heater with Built-In Thermostat
(234)
$14.20
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Mini-Therm Heater, 5 watt
(224)
$30.28
Avg. Savings $13.49
ViaAqua 200-Watt Quartz Glass Submersible Heater with Built-In Thermostat
(220)
$15.65
View Deals
Marineland ML90655 Precision Heater for Aquarium, 400-watt
(216)
$50.66
View Deals
Marineland ML90650 Precision Heater for Aquarium, 100-watt
(216)
$23.39
View Deals
Deep Blue Professional ADB12881 Bettastik Sub Heater for Aquarium, Mini, 7.5-watt
(212)
$5.00
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Finnex 300-Watt Hang-On Electronic Controller Aquarium Heater, Titanium Tube, 80 to 100-Gallon
(202)
$43.90
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Marina C10 Compact Heater, 10-Watt
(198)
$23.21
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Marina C25 Compact Heater, 25-Watt
(198)
$35.86
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EHEIM Jager Aquarium Thermostat Heater 25W
(166)
$34.90
Avg. Savings $8.56
Hydor MINI HEATER Aquarium Heater 7.5 Watts, 2-5 gal
(160)
$15.00
View Deals
50-Watt, Led Indicator Light Displays When Actively Heating, Preset Heater
(142)
$16.99
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Aqueon Preset Heater, 150-watt
(141)
$14.89
View Deals
Aqueon Preset Heater, 50-watt
(141)
$15.91
Avg. Savings $2.08
Aquatop D2HT-300 Aquarium Heater Digital Dual Display, 300-Watt
(130)
$46.29
View Deals
Aquatop D2HT-200 Aquarium Heater Digital Dual Display, 200-Watt
(130)
$44.99
Avg. Savings $0.93
Aquatop D2HT-450 Aquarium Heater Digital Dual Display, 450-Watt
(129)
$257.77
Avg. Savings $21.27
Aquatop Nano Aquarium Heater, 15-Watt
(108)
$7.99
View Deals
Fluval Edge 25W Compact Heater
(103)
$13.47
View Deals
Finnex 300-Watt Hang-On Digital Controller Aquarium Heater, Titanium Tube, 80 to 100-Gallon
(99)
$44.90
View Deals
Finnex 100-Watt Hang-On Digital Controller Aquarium Heater, Titanium Tube, 20 to 30-Gallon
(99)
$40.40
Avg. Savings $2.84
Finnex 200-Watt Hang-On Digital Controller Aquarium Heater, Titanium Tube, 60 to 80-Gallon
(99)
$45.88
Avg. Savings $4.72
SunSun 500-watt Submersible Heater
(96)
$390.22
View Deals
Hydor 400W Submersible Glass Aquarium Heater - Original Theo
(94)
$34.99
View Deals
Exo Terra Heatwave Desert, 16-Watt/110-Volt
(86)
$17.99
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Exo Terra Heatwave Desert, 8-Watt/110-Volt
(86)
$13.99
Avg. Savings $5.17
Finnex Max-300 Digital Aquarium Heater Controller
(79)
$28.90
Avg. Savings $2.31
Finnex Digital Heater Controller with Deluxe 800-watt Titanium Tube
(79)
$119.99
View Deals
Finnex HMA-100S Electronic Controller Aquarium Heater/Titanium Tube/Heater Guard
(78)
$29.63
View Deals
Finnex HMA-150S Electronic Controller Aquarium Heater/Titanium Tube/Heater Guard
(78)
$34.90
Avg. Savings $7.42
Finnex HMA-50S Electronic Controller Aquarium Heater/Titanium Tube/Heater Guard
(78)
$32.19
Avg. Savings $5.54
Finnex HMA-300S Electronic Controller Aquarium Heater/Titanium Tube/Heater Guard
(78)
$39.99
View Deals
Finnex HMA-500S Electronic Controller Aquarium Heater/Titanium Tube/Heater Guard
(78)
$45.21
View Deals
Finnex HMA-200S Electronic Controller Aquarium Heater/Titanium Tube/Heater Guard
(77)
$38.34
Avg. Savings $5.98
Exo Terra Ceramic Heater, 40-Watt/110-Volt
(77)
$26.61
View Deals
Exo Terra Ceramic Heater, 100-Watt/110-Volt
(77)
$39.95
View Deals
Finnex Temperature Controller Digital Heater
(62)
$55.99
View Deals
Marina Submersible Heater for Aquarium, 150-watt
(61)
$13.74
View Deals
Marina Submersible Heater for Aquarium, 100-watt
(61)
$13.70
View Deals
Fluker's Heat Mat for Reptiles and Small Animals, Large (17X11 in, 20 watt)
(61)
$30.65
Avg. Savings $6.05
Marina Submersible Heater for Aquarium, 300-watt
(61)
$14.99
View Deals
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